2020 Gunnar Cycles USA RockTour II 29er Base 19.0 (27.5")

Build

650B/27.5 in × 58 mm

Insights

Somewhat aggressive stack and reach vs trend of off-road touring bikes
Design deviates from other sizes of Gunnar Cycles USA RockTour II 29er

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
583mm
Reach
387mm
Stack to Reach Ratio
1.51:1
Seat Tube Length, Unknown
483mm
Top Tube Length, Effective/Horizontal Unknown
560mm
Top Tube Slope
11.6deg
Head Tube Angle
70deg
Seat Tube Angle
73.5deg
Head Tube Length
149mm
Bottom Bracket Drop
65mm
Bottom Bracket Height
285mm
Chainstay Length
450mm
Chainstay Length Horizontal
445.3mm
Front-Center
639mm
Front-Center Horizontal
635.7mm
Wheelbase
1081mm
Fork Offset/Rake
57mm
Fork Length (Axle-To-Crown)
409mm
Trail
66.7mm
high
Mechanical Trail
62.7mm
Wheel Flop
21.5mm
Standover Height
772.2mm
Tire to Pedal Spindle Distance
With 170 mm cranks
119mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
115mm

Base Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
58mm
Tire Outer Diameter
700mm
Bike Length with Tires
1781mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Steel
Fork Material
Unknown
Brake Type
Disc
Source:http://gunnarbikes.com/site/rocktourii/